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2021.11.17
2021.11.17
Lecture on "Some Mathematical Problems of Gravitational Collapse in General Relativity"
Speaker: Li Junbin,Professor, School of Mathematics, Sun Yat-sen UniversityDate: Nov. 17, 2021Time: 10:00-11:00Location:Tencent Meeting, ID:366 348 140Sponsor: Nonlinear Expectation Frontier Science Center;Center for Mathematics andInterdisciplinary ResearchAbstract:I will give a brief introduction on the mathematical theories of gravitational collapse in general relativity, and some open probl...
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2021.11.16
2021.11.16
Lecture on "Transition between Nonlinear and Linear Eigenvalue Problems"
Speaker: Liu Zhaoli, Professor, School of Mathematical Sciences, Capital Normal UniversityDate: Nov.16, 2021Time: 16:00-17:00Location: Lecture Hall 924, Block B, Zhixin Building, Central CampusSponsor: School of Mathematics, Shandong UniversityFor more information, please visit:https://www.view.sdu.edu.cn/info/1020/159053.ht
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2021.11.16
2021.11.16
Lecture on "Harmonic Brake Orbits in Semipositive Reversible Superquadratic Hamiltonian Systems"
Speaker: Zhang Duanzhi, Professor, School of Mathematical Sciences, Nankai UniversityDate: Nov.16, 2021Time: 15:00-16:00Location: Lecture Hall 924, Block B, Zhixin Building, Central CampusSponsor: School of Mathematics, Shandong UniversityAbstract:In this talk, we will briefly introduce the Maslov-type index theory for brake orbits. As applications, we will study the multiplicity existence of h...
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2021.11.15
2021.11.15
Lecture on "Multivariate Copula-dependent Distortion Risk Measures"
Speaker: Hu Yijun, Professor, School of Mathematics and Statistics, Wuhan UniversityDate: November. 15, 2021Time: 15:00-16:00Location: Tencent Meeting, ID: 271 744 043Sponsor: School of Mathematics, Shandong UniversityAbstract:In this talk, we will introduce two new classes of multivariate risk measures, which are referred to as multivariate copula-dependent distortion risk measures. We define ...
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2021.11.15
2021.11.15
Lecture on "Empirical Likelihood in Single-index Quantile Regression with High Dimensional and Missing Observations"
Speaker: Liang Hanying, Professor, School of Mathematical Sciences, Tongji UniversityDate: Nov.15, 2021Time: 16:00-17:00Location: Tencent Meeting, ID:302 605 253Sponsor: School of Mathematics, Shandong UniversityAbstract:In this talk, we focus on empirical likelihood in high dimensional partially linear single-index quantile regression with observations missing at random. Applying B-spline appr...
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2021.11.12
2021.11.12
Lecture on “On a Keller--Segel System of Chemotaxis with Density-suppressed Motility”
Speaker: Jiang Jie, associate research fellow, Innovation Academy for Precision Measurement Science and Technology, CASDate: November. 12, 2021Time: 13:30-14:30Location: Tencent Meeting, ID: 766 643 340Sponsor: School of Mathematics, Shandong UniversityAbstract:In this talk, we would like to report our recent work on a Keller—Segel system of chemotaxis, featuring density-suppressed motility, w...
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2021.11.11
2021.11.11
Lecture on "Consensus-based High Dimensional Global Non-convex Optimization in Machine Learning"
Speaker: Jin Shi, Dean, Institute of Natural Sciences, Shanghai Jiao Tong UniversityDate: November. 11, 2021Time: 10:00Location: Tencent Meeting, ID:940 638 639, Code: 211111Sponsor: School of Mathematics, Shandong UniversityAbstract:We introduce a stochastic interacting particle consensus system for global optimization of high dimensional non-convex functions. This algorithm does not use gradi...
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2021.11.11
2021.11.11
Lecture on "The Charm of Algebraic Geometry"
Speaker: Li Jun, Chief Professor, Shanghai Center for Mathematical SciencesDate: November. 11, 2021Time: 15:00-16:00Location: Lecture Hall 1238, Block B, Zhixin Building, Central CampusSponsor: School of Mathematics, Shandong UniversityAbstract:This talk will brief us on the origin and several important junctures of algebraic geometry. Finally, an "amazing example, which uses finite field geome...
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